I thought this was a fair and gracious handling of an increasingly difficult topic. From my perspective, Keller is the epitome of grace and dignity. I am not a huge fan of his Calvinism, but there are few I would vote for to represent Christianity more than Keller.
Thanks for sharing that link, he did do a pretty great job answering a very loaded question well and within a short period of time. Especially since it seemed like the moderator kind of had a different agenda. What is the link from?